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Hexagon Plain Nut NSN 5310-01-280-6749

Item Description

A nut, flat on top and bottom having 6 flat sides. For items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. See also locknut, tube fitting. For items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)

NSN 5310-01-280-6749 NSN: 5310-01-280-6749

Features and Characteristics

Thread Class
2b
Thread Direction
Right-hand
Nut Style
Hexagon
Nut Height
Between 0.363 inches and 0.387 inches
Width Across Flats
Between 0.922 inches and 0.937 inches
Thread Series
Unc
Thready Qty Per Inch (tpi)
11
Hardness Rating
Between 69.0 rockwell b and 32.0 rockwell c
Thread Size
0.625 inches
Bearing Surface Type
Chamfered or washer faced
Material
Steel
Surface Treatment
Zinc
Surface Treatment Specification
Astm b633 assn standard single treatment response
Departure From Cited Document
As modified by surface treatment
FSC
5310 Nuts And Washers
NIIN
012806749
NSN
5310012806749

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
TYPE-2,STYLE-4, GRADE-B
Cage Code:
D9182
Status:
A
MSDS:
Part Number:
ZINC COATED STE EL-ASTM B-633
Cage Code:
D9182
Status:
A
MSDS:
Part Number:
MS35691-49
Cage Code:
96906
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318160000
  • NAICS: 332722
  • SITC: 69421
  • Description: Nuts of iron or steel
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5310-01-280-6749
What are the manufacturers of nsn 5310012806749?
Does this nsn 5310012806749 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5310012806749
A nut, flat on top and bottom having 6 flat sides. for items which have internal tapered or straight (parallel) pipe threads, specific electrical conduit size designation, and which when installed, provide a method of tightening to lock the connection, see locknut, electrical conduit. see also locknut, tube fitting. for items having a thickness (or height) exceeding two times the width across the flats, use post, electrical-mechanical equipment. (when height or thickness and/or width across the flats is designated as a tolerance dimension, the maximum dimension will be used to determine compliance.)
Does nsn 5310012806749 contain any precious metals?
No precious metal content.
Does nsn 5310012806749 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5310012806749?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
01857
FIIG:
A021A0
App. Key:
AG
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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